翻译下列句子
1.他们在世界各地举办音乐会,音乐会的票总是销售一空。
They've ____ all over the world and the tickets have always____ .
2.因为下雨,他没有去公园。
He didn't go to the park____the rain.
3.冼星海融合了西方音乐和中国音乐。
Xian Xinghai ____ western and Chinese music____
4.直到玛丽来我校我才认识她。
I ____Mary ____ she started ____to my school.
5.科学家认为地球上的生命已有几百万年的历史。
Scientists think that ____ on Earth for millions of years.